/*
 * This file belongs to the Galois project, a C++ library for exploiting
 * parallelism. The code is being released under the terms of the 3-Clause BSD
 * License (a copy is located in LICENSE.txt at the top-level directory).
 *
 * Copyright (C) 2018, The University of Texas at Austin. All rights reserved.
 * UNIVERSITY EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES CONCERNING THIS
 * SOFTWARE AND DOCUMENTATION, INCLUDING ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR ANY PARTICULAR PURPOSE, NON-INFRINGEMENT AND WARRANTIES OF
 * PERFORMANCE, AND ANY WARRANTY THAT MIGHT OTHERWISE ARISE FROM COURSE OF
 * DEALING OR USAGE OF TRADE.  NO WARRANTY IS EITHER EXPRESS OR IMPLIED WITH
 * RESPECT TO THE USE OF THE SOFTWARE OR DOCUMENTATION. Under no circumstances
 * shall University be liable for incidental, special, indirect, direct or
 * consequential damages or loss of profits, interruption of business, or
 * related expenses which may arise from use of Software or Documentation,
 * including but not limited to those resulting from defects in Software and/or
 * Documentation, or loss or inaccuracy of data of any kind.
 */

#include "galois/Timer.h"
#include "galois/runtime/Context.h"

#include <cstdlib>
#include <iostream>

int main(int argc, char** argv) {
  galois::runtime::SimpleRuntimeContext S;
  galois::runtime::Lockable L;

  int numAcquires = 1;
  if (argc > 1)
    numAcquires = atoi(argv[1]);
  if (numAcquires <= 0)
    numAcquires = 1024 * 1024 * 1024;

  galois::Timer t;
  t.start();

  for (int x = 0; x < numAcquires; ++x)
    galois::runtime::acquire(&L, galois::MethodFlag::WRITE);

  t.stop();
  std::cout << "Locking time: " << t.get() << " ms after " << numAcquires
            << "\n";

  return 0;
}
